Home / 37,648.55-56,454.65-21,857.56

Finding the Fourth Proportional to 37,648.55, 56,454.65 and 21,857.56

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Solution

The fourth proportional to 37,648.55, 56,454.65 and 21,857.56 is: 32,775.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,648.55 : 56,454.65 = 21,857.56 : x
  2. Step 2: Convert to fraction form
    37,648.55/56,454.65 = 21,857.56/x
  3. Step 3: Cross multiply
    37,648.55x = 56,454.65 × 21,857.56
  4. Step 4: Simplify right side
    37,648.55x = 1,233,960,899.65
  5. Step 5: Solve for x
    x = 1,233,960,899.65/37,648.55
  6. Step 6: Final answer
    x = 32,775.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.